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Finding the Fourth Proportional to 432,064.82, 596,154 and 250,671.68

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Solution

The fourth proportional to 432,064.82, 596,154 and 250,671.68 is: 345,871.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,064.82 : 596,154 = 250,671.68 : x
  2. Step 2: Convert to fraction form
    432,064.82/596,154 = 250,671.68/x
  3. Step 3: Cross multiply
    432,064.82x = 596,154 × 250,671.68
  4. Step 4: Simplify right side
    432,064.82x = 149,438,924,718.72
  5. Step 5: Solve for x
    x = 149,438,924,718.72/432,064.82
  6. Step 6: Final answer
    x = 345,871.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.